package com.kunda.netty.subcribe;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.serialization.ClassResolvers;
import io.netty.handler.codec.serialization.ObjectDecoder;
import io.netty.handler.codec.serialization.ObjectEncoder;

public class SubReqClient {

	public void connect(String host,int port) throws Exception{
		EventLoopGroup group = new NioEventLoopGroup();
		
		try {
			Bootstrap b = new Bootstrap();
			b.group(group)
			 .channel(NioSocketChannel.class)
			 .option(ChannelOption.TCP_NODELAY,true)
			 .handler(new ChannelInitializer<SocketChannel>() {

				@Override
				protected void initChannel(SocketChannel ch) throws Exception {
					ch.pipeline().addLast(new ObjectDecoder(1024,
							ClassResolvers.cacheDisabled(this.getClass().getClassLoader())));
					ch.pipeline().addLast(new ObjectEncoder());
					ch.pipeline().addLast(new SubReqClientHandler());
				}
				 
			});
			
			ChannelFuture future = b.connect(host,port).sync();
			future.channel().closeFuture().sync();
		} finally{
			group.shutdownGracefully();
		}
	}
	
	public static void main(String[] args) throws Exception {
		int port = 8080;
		new SubReqClient().connect("localhost", port);
	}
}
